• [Wiki] http://en.wikipedia.org/wiki/Sistrurus_catenatus.
• [AnAge] http://genomics.senescence.info/species/entry.php?species=Sistrurus_catenatus.
• [ADW] http://animaldiversity.org/accounts/Sistrurus_catenatus/.
• [retileDB] http://reptile-database.reptarium.cz/species?genus=Sistrurus&species=catenatus.
• [HileKing2017] Hileman, E., King, R., Adamski, J., Anton, T., Bailey, R., and Baker S.J., e. a. (2017). Climatic and geographic predictors of life history variation in eastern massasauga (Sistrurus catenatus): A range-wide synthesis. PLoS ONE, 12(2):e0172011. doi:10.1371/journal.pone.0172011.
• [Kooy2010] Kooijman, S. (2010). Dynamic Energy Budget theory for metabolic organisation. Cambridge Univ. Press, Cambridge.